Bottle Cap Device

ABSTRACT

A bottle cap device for a container includes a bottle cap, a subpackage vessel, a guiding structure, and a linkage structure. A retainer groove and a retainer member form a clutch structure, wherein the retainer groove and the retainer member are mated with each other and are disposed between said bottle cap and an outside surface of a top periphery of the subpackage vessel. A circular slotting tool is disposed within a containing cavity, wherein said circular slotting tool has a center hole and a cutting edge protruded on the bottom thereof. The guiding structure is disposed between said slotting tool and said subpackage vessel, wherein when the slotting tool is turned anticlockwise, the guiding structure limits the slotting tool to move downwards. The linkage structure includes a neck-shrinking helical block protruded downwardly from the bottom surface of the cover, and has a helical groove provided in a sidewall of a center hole of the slotting tool for mating with the helical block, wherein when the bottle cap is turned anticlockwise, the helical block pushes said helical groove to force the slotting tool to move under limitation of the guiding structure, and thus a cutting edge of the slotting tool opens a bottom separator of the subpackage vessel.

BACKGROUND OF THE PRESENT INVENTION

1. Field of Invention

The present invention relates to a bottle cap, and more particularly to a bottle cap device for storage bottle for beverage or object.

2. Description of Related Arts

A Taiwan Patent No. M361490, entitled “Convenient Drink Mixing Device”, discloses the following technologies.

1. The mixing device is module designed and could be integrally installed to various containers produced by different manufacturers to provide a drink mixing function.

2. The mixing device could be opened by the current simplex method of turning the bottle cap anticlockwise, thereby two drinks/materials are mixed completely and the bottle cap could be taken out.

Referring to the publication of this patent, firstly, a fixture portion 34 of a subpackage vessel 30 is connected to a screw portion 26 of a bottle cap 20, and secondly, an internal thread hole 21 of the bottle cap 20 is screwed with an external screw 12 of a bottle opening 11, thereby the subpackage vessel 30 could be tightly inserted and affixed in the bottle opening 11 by means of—an external sealing ring 35. bottle opening However, this structure has the following shortcomings.

1. These elements have to be integrally installed by two screwing procedures, which wastes time and work, and the screw portion of the bottle cap 20 can not be produced economically.

2. Due to the accumulated tolerance of the screw portion 26, the fixture portion 34 and the sealing ring 35, when the subpackage vessel 30 is inserted into the bottle opening 11, it is very inconvenient to assemble these elements together and the precision of the assemblage is not good enough.

Hence, an assemblage of such bottle and its cap is required to be improved.

SUMMARY OF THE PRESENT INVENTION

The invention is advantageous in that it provides a bottle cap device comprising a bottle cap and a subpackage vessel, wherein the bottle cap and the subpackage vessel could be quickly assembled by means of a retainer groove and a retainer member, forming a clutch structure, which are earier to manufacture.

Another advantage of the invention is to provide a bottle cap device that when the subpackage vessel is inserted in the bottle opening, the clutch structure will not cause any radical interference, and hence the bottle cap and the subpackage vessel could be assembled easily with a maintained assemble precision.

Additional advantages and features of the invention will become apparent from the description which follows, and may be realized by means of the instrumentalities and combinations particular point out in the appended claims.

According to the present invention, the foregoing and other objects and advantages are attained by a bottle cap device, which comprises a bottle cap, a subpackage vessel and a circular slotting tool. The bottle cap comprises a circular cover and a body extending downward from a periphery of the cover, wherein the body has an internal thread, which is screwed up by being turned clockwise. The subpackage vessel comprises a separator disposed on the bottom, wherein the separator seals the bottom of the subpackage vessel to form a containing cavity open on the top, wherein a top periphery of the subpackage vessel drills through the body and a top end of the containing cavity butt joints with the bottom surface of the cover. The circular slotting tool is disposed within the containing cavity and comprises a center hole and a cutting edge disposed on the bottom. The bottle cap and the subpackage vessel could be quickly assembled with the use of a clutch structure composed of a plurality of retainer grooves and a plurality of retainer members. A guiding structure is disposed between the slotting tool and the subpackage vessel. A linkage structure is correspondingly disposed between the bottle cap and the slotting tool, wherein when the bottle cap is turned anticlockwise, the helical block pushes the helical groove to force the slotting tool to move under limitation of the guiding structure, and then the cutting edge of the slotting tool opens the separator of the subpackage vessel.

Still further objects and advantages will become apparent from a consideration of the ensuing description and drawings.

These and other objectives, features, and advantages of the present invention will become apparent from the following detailed description, the accompanying drawings, and the appended claims.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is an exploded view of a bottle cap device according to a preferred embodiment of the present invention.

FIG. 2 is an exploded view of a bottle cap device according to the above preferred embodiment of the present invention.

FIG. 3 is a perspective view of the assembled bottle cap device according to the above preferred embodiment of the present invention.

FIG. 4A and FIG. 4B illustrate the relative positions of the clutch structure, when the bottle cap device is being turned, according to the above preferred embodiment of the present invention.

FIG. 5A and FIG. 5B illustrate the relative positions of the guiding structure, when the bottle cap device is being turned anticlockwise, according to the above preferred embodiment of the present invention.

FIG. 5C and FIG. 5D illustrate the relative positions of the guiding structure, when the bottle cap device is being turned clockwise, according to the above preferred embodiment of the present invention.

FIG. 6A is a sectional view of the bottle cap device according to the above preferred embodiment of the present invention.

FIG. 6B is a sectional view of the bottle cap device with the separator opened according to the above preferred embodiment of the present invention.

FIG. 7, FIG. 8 and FIG. 9 are schematic views of the bottle cap device fastened onto a bottle according to the above preferred embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT

Referring to FIG. 1, FIG. 2, FIG. 3, and FIG. 6 a, the present invention provides a bottle cap device which comprises a bottle cap 10, a subpackage vessel 20 and a clutch structure. The bottle cap 10 comprises a circular cover 11 and a body 12 extended downwardly from the periphery of the cover 11. The body 12 has an internal thread 121 for fastening through clockwise turning.

The subpackage vessel 20 comprises a separator 21 sealedly enclosing a bottom thereof to form a containing cavity 22 having a top opening. A top periphery of the subpackage vessel 20 passes through the body 12 until the top end of the containing cavity 22 connecting with the bottom surface of the cover 11 correspondingly.

The clutch structure comprises a circular rail 31 protruded around an upper portion of an external surface of the subpackage vessel 20, wherein four fastening elements 32 are symmetrically provided on the circular rail 31. Each of the fastening elements 32 has an inverted L shape, thereby a retainer groove 321 is formed between each fastening element 32 and the circular rail 3L Correspondingly, the bottle cap 10 provides a plurality of retainer members 33 which are capable of being fastened with the retainer grooves 321 respectively. Referring to FIG. 4A and FIG. 4B, when the bottle cap 10 is turned clockwise, the retainer members 33 are engaged to fasten with the retainer grooves 321 respectively, and that when the bottle cap 10 is turned anticlockwise, the retainer members 32 are forced to disengage from the retainer grooves 321 and unfasten from an open portion 34 between any two retainer members 32, thereby the bottle cap 10 is disassembled from the subpackage vessel 20.

The bottle cap device further comprises a circular slotting tool 40 disposed within the containing cavity 22, wherein the circular slotting tool 40 has a center hole 41 perforating therethrough, a cutting edge 42 protruded on the bottom thereof, and a plurality of drain holes 43 radially formed in slotting tool 40.

The bottle cap device further comprises a guiding structure having two section grooves 51 symmetrically extended around the slotting tool 40, wherein the two section grooves 51 have a left

shape and a right

shape respectively to form two resilient members 52, each having a free end slightly protruded resilient member from the periphery of the slotting tool 40. The guiding structures further comprises four lengthways stops 53 provided on the sidewall of the containing cavity 22 to define a space therebetween for receiving the slotting tool 40 therein with each resilient member 52 positioned between two stops 53. Referring to FIG. 5A, FIG. 5B and FIG. 6B, when the slotting tool 40 is turned anticlockwise, the free ends of the resilient members 52 are stopped by the corresponding stops 53 so as to force the slotting tool 40 to move downward to puncture through the separator 21. Referring to FIG. 5C and FIG. 5 D, when the slotting tool 40 is turned clockwise, the resilient members 52 will pass over the stops 53.

The bottle cap device further comprises a linkage structure, which comprises a neck-shrinking helical block 61 protruded downwardly from the bottom surface of the cover 11, and has a helical groove 62 provided in the sidewall of the center hole 41 of the slotting tool 40 for mating with the helical block 61. Referring to FIG. 6B, when the bottle cap 10 is turned anticlockwise, the helical block 61 pushes the helical groove 62 to force the slotting tool 40 to move under the limitation of the guiding structure, thereby the cutting edge 42 of the slotting tool 40 opens the separator 21 of the subpackage vessel 20.

The bottle cap device further comprises a container 70. Referring to FIG. 7, FIG. 8 and FIG. 9, the container 70 has a receiving space for filling with beverage. The container 70 has a neck-shrinking bottle opening 71 at the top thereof for communicating the interior with outside, and an external thread 72 provided around the outside surface of the bottle opening 71 for screwing up with the internal thread 121.

The bottle cap device further comprises a sealing structure, which comprises a plurality of circular rings 81 annularly provided on the outside surface of the subpackage vessel 20, wherein the circular rings 81 are capable of tightly mating with the bottle opening 71, a plurality of engaging teeth 82 spacedly provided around the outside surface of the subpackage vessel 20 and positioned above the circular ring 81, and a plurality of engaging grooves 83 provided around the bottle opening 71 for engaging with the engaging teeth 82 respectively, thereby the subpackage vessel 20 could be securely installed in the bottle opening 71.

Accordingly, the present invention has the following advantages:

1. The bottle cap 10 and the subpackage vessel 20 could be quickly assembled by means of the retainer grooves 321 and the retainer members 33 of the clutch structure, wherein the retainer grooves 321 and the retainer members 33 could be a lot easier to manufacture.

2. When the subpackage vessel 20 is inserted and fixed in the bottle opening 71, the clutch structure could improve the radical interference of the conventional screwing connection, hence the bottle cap 10 and the subpackage vessel 20 of the present invention could be assembled more smoothly and easily with a maintained assemble precision.

One skilled in the art will understand that the embodiment of the present invention as shown in the drawings and described above is exemplary only and not intended to be limiting.

It will thus be seen that the objects of the present invention have been fully and effectively accomplished. It embodiments have been shown and described for the purposes of illustrating the functional and structural principles of the present invention and is subject to change without departure from such principles. Therefore, this invention includes all modifications encompassed within the spirit and scope of the following claims. 

1. A bottle cap device for a container, comprising: a bottle cap, which comprises a circular cover and a body extending downwardly from a periphery of said cover, wherein said body has an internal thread for fastening through clockwise; a subpackage vessel, which comprises a separator sealedly enclosing a bottom thereof to form a containing cavity having a top opening, wherein a top periphery of said subpackage vessel passes through said body until a top end of said containing cavity connecting with said bottom surface of said cover correspondingly; a retainer groove and a retainer member forming a clutch structure, wherein said retainer groove and said retainer member are mated with each other and are disposed between said bottle cap and an outside surface of a top periphery of said subpackage vessel, wherein when said bottle cap is turned clockwise, said retainer member is engaged with said retainer groove, and when said bottle cap is turned anticlockwise, said retainer member is forced to disengage from said retainer groove so as to disassemble said bottle cap from said subpackage vessel; a circular slotting tool disposed within said containing cavity, wherein said circular slotting tool has a center hole and a cutting edge protruded on the bottom thereof; a guiding structure disposed between said slotting tool and said subpackage vessel, wherein when said slotting tool is turned anticlockwise, said guiding structure limits said slotting tool to move downwards; and a linkage structure, which comprises a neck-shrinking helical block protruded downwardly from said bottom surface of said cover, and has a helical groove provided in a sidewall of said center hole of said slotting tool for mating with said helical block, wherein when said bottle cap is turned anticlockwise, said helical block pushes said helical groove to force said slotting tool to move under limitation of said guiding structure, and thus said cutting edge of said slotting tool opens said separator of said subpackage vessel.
 2. The bottle cap device, as recited in claim 1, wherein said clutch structure comprises: a circular rail protrudently disposed on said outside surface of said top periphery of said subpackage vessel; a plurality of fastening elements with inverted L shape symmetrically disposed on said circular rail; a plurality of retainer groove respectively formed between said fastening element and said circular rail; and a plurality of retainer member respectively caught with said retainer groove disposed on said bottle cap, wherein when said bottle cap is turned anticlockwise, said retainer member is forced to disengage from said retainer groove and then to apart from an open portion between said two retainer members, whereby said bottle cap is disassembled from said subpackage vessel.
 3. The assemblage of drink bottle and cap, as recited in claim 1, wherein said guiding structure has two section grooves symmetrically extended around said slotting tool, wherein said two section grooves have a left

shape and a right

shape respectively, wherein two resilient members are formed at said two section grooves respectively, wherein each of said resilient members has an free end slightly protruding from a periphery of said slotting tool, wherein said guiding structure further comprises a plurality of lengthways stops provided on a sidewall of said containing cavity to define a space therebetween to receive said slotting tool therein with each of said resilient members positioned between two said stops.
 4. The bottle cap device, as recited in claim 1, wherein said slotting tool further has a plurality of drain holes radially perforating said slotting tool.
 5. The bottle cap device, as recited in claim 1, wherein said internal thread of said body of said bottle cap is adapted for screwing up with an external thread provided at an outside surface of a bottle opening of the container.
 6. The bottle cap device, as recited in claim 2, wherein said internal thread of said body of said bottle cap is adapted for screwing up with an external thread provided at an outside surface of a bottle opening of the container.
 7. The bottle cap device, as recited in claim 3, wherein said internal thread of said body of said bottle cap is adapted for screwing up with an external thread provided at an outside surface of a bottle opening of the container.
 8. The bottle cap device, as recited in claim 4, wherein said internal thread of said body of said bottle cap is adapted for screwing up with an external thread provided at an outside surface of a bottle opening of the container.
 9. The bottle cap device, as recited in claim 5, further comprising a sealing structure, which comprises: a plurality of circular rings annularly provided on an outside surface of said subpackage vessel, wherein said circular rings are capable of tightly mating with said bottle opening; a plurality of engaging teeth spacedly provided around said outside surface of said subpackage vessel and positioned above said circular ring; and a plurality of engaging grooves provided around said bottle opening for engaging with said engaging teeth.
 10. The bottle cap device, as recited in claim 6, further comprising a sealing structure, which comprises: a plurality of circular rings annularly provided on an outside surface of said subpackage vessel, wherein said circular rings are capable of tightly mating with said bottle opening; a plurality of engaging teeth spacedly provided around said outside surface of said subpackage vessel and positioned above said circular ring; and a plurality of engaging grooves provided around said bottle opening for engaging with said engaging teeth.
 11. The bottle cap device, as recited in claim 7, further comprising a sealing structure, which comprises: a plurality of circular rings annularly provided on an outside surface of said subpackage vessel, wherein said circular rings are capable of tightly mating with said bottle opening; a plurality of engaging teeth spacedly provided around said outside surface of said subpackage vessel and positioned above said circular ring; and a plurality of engaging grooves provided around said bottle opening for engaging with said engaging teeth.
 12. The bottle cap device, as recited in claim 8, further comprising a sealing structure, which comprises: a plurality of circular rings annularly provided on an outside surface of said subpackage vessel, wherein said circular rings are capable of tightly mating with said bottle opening; a plurality of engaging teeth spacedly provided around said outside surface of said subpackage vessel and positioned above said circular ring; and a plurality of engaging grooves provided around said bottle opening for engaging with said engaging teeth. 